package com.cdqidi.core.weixinmanager.service;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.cdqidi.constant.ConstantDto;
import com.cdqidi.core.weixinmanager.domain.TemplateMsgReportDTO;
import com.cdqidi.core.weixinmanager.mapper.TemplateMsgReportMapper;
import com.cdqidi.core.weixinmanager.model.TemplateMsgReport;
import com.cdqidi.db.BaseService;
import com.cdqidi.dto.CacheKey;
import com.cdqidi.exception.ApiException;
import com.cdqidi.util.RedisTemplateUtil;
import com.jfinal.weixin.sdk.msg.in.event.InSubscribeNoticesEvent;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;

import java.time.Instant;
import java.time.ZoneOffset;
import java.util.*;

import static java.util.stream.Collectors.toList;

/**
 * 模板消息回执记录
 *
 * @author sjk
 */
@RequiredArgsConstructor
@Service
@Slf4j
public class TemplateMsgReportService extends BaseService<TemplateMsgReportMapper, TemplateMsgReport> {

    private static final String PREFIX_ID = "sys_wx_template_msg_report_logId_{0}";

    private final RedisTemplateUtil<TemplateMsgReport> redisTemplateUtil;

    /**
     * 保存
     *
     * @param dto 页面对象
     * @return 页面对象
     */
    @Transactional(rollbackFor = Exception.class)
    public TemplateMsgReportDTO save(TemplateMsgReportDTO dto) {
        final TemplateMsgReport model = dtoToModel(dto);
        try {
            if (super.save(model)) {
                return modelToDto(model);
            }
            throw new ApiException("添加失败");
        } finally {
            clearCache(model);
            model.freeData();
        }
    }

    /**
     * 修改
     *
     * @param dto 页面对象
     * @return 页面对象
     */
    @Transactional(rollbackFor = Exception.class)
    public TemplateMsgReportDTO update(TemplateMsgReportDTO dto) {
        final TemplateMsgReport historyModel = Optional.ofNullable(getById(dto.getLogId())).orElseThrow(() -> new ApiException("ID不存在,不能更新"));
        final TemplateMsgReport model = dtoToModel(dto);
        try {
            if (super.updateById(model)) {
                return modelToDto(model);
            }
            throw new ApiException("更新失败");
        } finally {
            clearCache(historyModel);
            historyModel.freeData();
            model.freeData();
        }
    }

    /**
     * 批量添加
     *
     * @param mList 数据库对象
     */
    @Transactional(rollbackFor = Exception.class)
    public void saveBatch(List<TemplateMsgReport> mList) {
        try {
            if (!super.saveBatch(mList)) {
                throw new ApiException("批量添加失败");
            }
        } finally {
            clearCaches(mList);
        }
    }

    /**
     * 批量更新
     *
     * @param mList 数据库对象
     */
    @Transactional(rollbackFor = Exception.class)
    public void updateBatchIds(List<TemplateMsgReport> mList) {
        final List<String> ids = mList.stream().map(TemplateMsgReport::getLogId).collect(toList());
        final List<TemplateMsgReport> historyModelList = checkIds(ids);
        try {
            if (!super.updateBatchById(mList)) {
                throw new ApiException("批量更新失败");
            }
        } finally {
            clearCaches(historyModelList);
            historyModelList.clear();
            ids.clear();
        }
    }

    /**
     * 删除，单个
     *
     * @param logId 主键
     */
    @Transactional(rollbackFor = Exception.class)
    public void removeById(String logId) {
        final TemplateMsgReport historyModel = Optional.ofNullable(getById(logId)).orElseThrow(() -> new ApiException("数据不存在,不能删除"));
        try {
            if (!super.removeById(logId)) {
                throw new ApiException("删除失败");
            }
        } finally {
            clearCache(historyModel);
            historyModel.freeData();
        }
    }

    /**
     * 批量删除
     *
     * @param ids 主键集合
     */
    @Transactional(rollbackFor = Exception.class)
    public void removeBatchIds(List<String> ids) {
        final List<TemplateMsgReport> historyModelList = checkIds(ids);
        try {
            if (!super.removeByIds(ids)) {
                throw new ApiException("批量删除失败");
            }
        } finally {
            clearCaches(historyModelList);
            historyModelList.clear();
        }
    }

    /**
     * 根据传入对象构建查询参数，判断是否存在
     *
     * @param dto 参数
     * @return 存在为true
     */
    @Transactional(readOnly = true)
    public Boolean isExists(TemplateMsgReportDTO dto) {
        final QueryWrapper<TemplateMsgReport> queryWrapper = createQueryWrapper(dto);
        final boolean exists = super.count(queryWrapper) > 0;
        queryWrapper.clear();
        return exists;
    }

    /**
     * 根据主键判断数据是否存在
     *
     * @param logId 主键
     * @return 存在为true
     */
    @Transactional(readOnly = true)
    public Boolean isExistsById(String logId) {
        boolean exists = false;
        if (StringUtils.hasLength(logId)) {
            final TemplateMsgReport model = getById(logId);
            exists = (null != model);
            if (exists) {
                model.freeData();
            }
        }
        return exists;
    }

    /**
     * 根据主键获取数据
     *
     * @param logId 主键
     * @return 单条记录
     */
    @Transactional(readOnly = true)
    public TemplateMsgReport getById(String logId) {
        final String key = RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, logId);
        return redisTemplateUtil.get(new CacheKey().setKey(key).setTimeout(ConstantDto.REDIS_TIME_OUT_DAY), () -> super.getById(logId), TemplateMsgReport.class);
    }

    /**
     * 根据主键获取数据
     *
     * @param logId 主键
     * @return 单条记录，转换成页面对象
     */
    @Transactional(readOnly = true)
    public TemplateMsgReportDTO getByIdDto(String logId) {
        return Optional.ofNullable(getById(logId)).map(this::modelToDto).orElse(null);
    }

    /**
     * 根据条件查询单条数据
     *
     * @param dto 查询参数
     * @return 单条记录
     */
    @Transactional(readOnly = true)
    public TemplateMsgReport getOne(TemplateMsgReportDTO dto) {
        final QueryWrapper<TemplateMsgReport> queryWrapper = createQueryWrapper(dto);
        TemplateMsgReport model = super.getOne(queryWrapper);
        queryWrapper.clear();
        return model;
    }

    /**
     * 根据条件查询单条数据
     *
     * @param dto 查询参数
     * @return 单条记录，转换成页面对象
     */
    @Transactional(readOnly = true)
    public TemplateMsgReportDTO getOneDto(TemplateMsgReportDTO dto) {
        return Optional.ofNullable(getOne(dto)).map(this::modelToDto).orElse(null);
    }

    /**
     * 根据条件查询列表数据
     *
     * @param dto 查询参数
     * @return 列表数据
     */
    @Transactional(readOnly = true)
    public List<TemplateMsgReport> getList(TemplateMsgReportDTO dto) {
        final QueryWrapper<TemplateMsgReport> queryWrapper = createQueryWrapper(dto);
        final List<TemplateMsgReport> list = super.list(queryWrapper);
        queryWrapper.clear();
        return list;
    }

    /**
     * 根据条件查询列表数据
     *
     * @param dto 查询参数
     * @return 列表数据，转换成页面对象
     */
    @Transactional(readOnly = true)
    public List<TemplateMsgReportDTO> getListDto(TemplateMsgReportDTO dto) {
        return modelToDtoList(getList(dto));
    }

    /**
     * 分页数据
     *
     * @param page 分页对象
     * @param dto  查询参数
     * @return 分页信息
     */
    @Transactional(readOnly = true)
    public IPage<TemplateMsgReportDTO> page(Page<TemplateMsgReport> page, TemplateMsgReportDTO dto) {
        final QueryWrapper<TemplateMsgReport> queryWrapper = createQueryWrapper(dto);
        Page<TemplateMsgReport> iPage = baseMapper.selectPage(page, queryWrapper);
        Optional.ofNullable(iPage.getRecords()).ifPresent(this::modelToDtoList);
        queryWrapper.clear();
        return iPage.convert(this::modelToDto);
    }

    /**
     * 清空缓存
     *
     * @param model 数据库对象
     */
    public void clearCache(TemplateMsgReport model) {
        if (null == model) {
            return;
        }
        redisTemplateUtil.deleteByKey(RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, model.getLogId()));
    }

    /**
     * 批量清空缓存
     *
     * @param list 数据库对象
     */
    public void clearCaches(List<TemplateMsgReport> list) {
        if (null == list || list.isEmpty()) {
            return;
        }
        List<String> ids = list.stream().map(model -> RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, model.getLogId())).collect(toList());
        if (!ids.isEmpty()) {
            redisTemplateUtil.deleteByKey(ids);
            ids.clear();
        }
    }

    /**
     * 数据库对象转页面对象
     *
     * @param model 数据库对象
     * @return 页面对象
     */
    public TemplateMsgReportDTO modelToDto(TemplateMsgReport model) {
        if (null == model) {
            return null;
        }
        final TemplateMsgReportDTO dto = new TemplateMsgReportDTO();
        dto.setLogId(model.getLogId());
        dto.setTemplateId(model.getTemplateId());
        dto.setOpenid(model.getOpenid());
        dto.setReportTime(model.getReportTime());
        dto.setMsgId(model.getMsgId());
        dto.setErrCode(model.getErrCode());
        dto.setErrMsg(model.getErrMsg());
        buildDisplay(dto);
        return dto;
    }

    /**
     * 页面对象转数据库对象
     *
     * @param dto 页面对象
     * @return 数据库对象
     */
    public TemplateMsgReport dtoToModel(TemplateMsgReportDTO dto) {
        if (null == dto) {
            return null;
        }
        final TemplateMsgReport model = new TemplateMsgReport();
        model.setLogId(dto.getLogId());
        model.setTemplateId(dto.getTemplateId());
        model.setOpenid(dto.getOpenid());
        model.setReportTime(dto.getReportTime());
        model.setMsgId(dto.getMsgId());
        model.setErrCode(dto.getErrCode());
        model.setErrMsg(dto.getErrMsg());
        return model;
    }

    /**
     * 码表转换
     *
     * @param dto 页面对象
     */
    public void buildDisplay(TemplateMsgReportDTO dto) {

    }

    /**
     * 数据库对象转页面对象
     *
     * @param list 数据库对象
     * @return 页面对象
     */
    public List<TemplateMsgReportDTO> modelToDtoList(List<TemplateMsgReport> list) {
        return Optional.ofNullable(list).orElse(Collections.emptyList()).stream().map(this::modelToDto).collect(toList());
    }

    /**
     * 页面对象转数据库对象
     *
     * @param list 页面对象
     * @return 数据库对象
     */
    public List<TemplateMsgReport> dtoToModelList(List<TemplateMsgReportDTO> list) {
        return Optional.ofNullable(list).orElse(Collections.emptyList()).stream().map(this::dtoToModel).collect(toList());
    }

    /**
     * 拼装查询参数，除了主键的其他字段会自动加入进来
     *
     * @param dto 查询参数，不为空的属性会被自动加入
     */
    public QueryWrapper<TemplateMsgReport> createQueryWrapper(TemplateMsgReportDTO dto) {
        final QueryWrapper<TemplateMsgReport> queryWrapper = new QueryWrapper<>();
        if (null != dto) {
            if (StringUtils.hasLength(dto.getTemplateId())) {
                queryWrapper.eq("template_id", dto.getTemplateId());
            }
            if (StringUtils.hasLength(dto.getOpenid())) {
                queryWrapper.eq("openid", dto.getOpenid());
            }
            if (StringUtils.hasLength(dto.getMsgId())) {
                queryWrapper.eq("msg_id", dto.getMsgId());
            }
            if (StringUtils.hasLength(dto.getErrMsg())) {
                queryWrapper.eq("err_msg", dto.getErrMsg());
            }
        }
        return queryWrapper;
    }

    /**
     * 批量检查主键在数据库中是否存在
     *
     * @param ids 主键集合
     * @return 主键查询出来的集合
     */
    public List<TemplateMsgReport> checkIds(List<String> ids) {
        if (null == ids || ids.isEmpty()) {
            throw new ApiException("ids不能为空");
        }
        final List<TemplateMsgReport> list = super.listByIds(ids);
        if (list.isEmpty()) {
            throw new ApiException("ids不存在" + Arrays.toString(ids.toArray()));
        }
        if (ids.size() == list.size()) {
            return list;
        }
        List<String> dbIds = list.stream().map(TemplateMsgReport::getLogId).collect(toList());
        final List<String> notExistsList = ids.stream().filter(id -> !dbIds.contains(id)).collect(toList());
        dbIds.clear();
        if (!notExistsList.isEmpty()) {
            throw new ApiException("ids不存在" + Arrays.toString(notExistsList.toArray()));
        }
        return list;
    }

    @Transactional(rollbackFor = Exception.class)
    public void saveMsg(String fromUserName, Integer createTime, List<?> list) {
        if (null == list || list.isEmpty()) {
            return;
        }
        List<TemplateMsgReport> addList = new ArrayList<>();
        for (Object o : list) {
            InSubscribeNoticesEvent.Item item = (InSubscribeNoticesEvent.Item) o;
            TemplateMsgReport templateMsgReport = new TemplateMsgReport();
            templateMsgReport.setTemplateId(item.getTemplateId());
            templateMsgReport.setMsgId(item.getMsgID());
            templateMsgReport.setErrCode(item.getErrorCode());
            templateMsgReport.setErrMsg(item.getErrorStatus());
            templateMsgReport.setOpenid(fromUserName);
            templateMsgReport.setReportTime(Instant.ofEpochSecond(createTime).atOffset(ZoneOffset.of("+08:00")).toLocalDateTime());
            addList.add(templateMsgReport);
        }
        saveBatch(addList);
        addList.clear();
    }
}